Home / 25,664.64-38,500.80-10,873.60

Finding the Fourth Proportional to 25,664.64, 38,500.80 and 10,873.60

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Solution

The fourth proportional to 25,664.64, 38,500.80 and 10,873.60 is: 16,312.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,664.64 : 38,500.80 = 10,873.60 : x
  2. Step 2: Convert to fraction form
    25,664.64/38,500.80 = 10,873.60/x
  3. Step 3: Cross multiply
    25,664.64x = 38,500.80 × 10,873.60
  4. Step 4: Simplify right side
    25,664.64x = 418,642,298.88
  5. Step 5: Solve for x
    x = 418,642,298.88/25,664.64
  6. Step 6: Final answer
    x = 16,312.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.